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Service bulletin CSA-020

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10216855
Published by NHTSA2022-08-02
Manufacturer's numberCSA-020
Manufacturer's date2022-07-18
NHTSA componentEQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE

NHTSA's summary

Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Sprinter vehicles, the Engine Control Unit (ECU) software, Transmission Control Unit (TCU) software and Dosing Control Unit (DCU) software does not correspond to current series production specifications. An authorized Mercedes-Benz Sprinter dealer will update the Engine Control Unit (ECU) software, Transmission Control Unit (TCU) software and Dosing Control Unit (DCU) software.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine, Equipment and accessories, Transmission and driveline, Automatic transmission, Engine control module, Transmission control module

Vehicles listed
MERCEDES-BENZ SPRINTER (VS30)2019 (the catalog's model; the bulletin names a series or trim of it)
TIFFIN CAHABA2021 to 2022
TIFFIN WAYFARER2020 to 2021

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
22V7960002022-10-21. POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:PARK PAWL

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
20221200092023-03-06. Service bulletin. Update Software - Comfort Function
22V2790614-12023-03-06. Service bulletin. Update Software - Comfort Function
22V27906112023-03-06. Service bulletin. (RC)Update Park Lock Function
511546B2022-08-30. Service bulletin. Mercedes Emissions Recall 2021070027: Mercedes-Benz USA, LLC ("MBUSA") on behalf of Mercedes-Benz AG ("MBAG"), the manufacturer of Mercedes-Benz vehicles, has initiated a Recall Campaign for Model Year 2019 Sprinter vehicles to update the Engine Control Unit (ECU) software, Transmission Control Unit (TCU) software and Dosing Control Unit (DCU) software in these vehicles. Our records indicate that your vehicle is included in the population of affected vehicles.
LI54.21-N-0695242020-11-30. Service bulletin. Veicle cannot be started, various messages in strument cluster, gears can't engage, or ignition can't be switched on. Water entry or condensation on vehicle. Check control units and replace if necessary.
LI54.21-N-0695242020-04-27. Service bulletin. Diverse messages in instrument cluster, vehicle fails to start, gears cannot be engaged